Republican committee chief urges 'heightened vigilance' over S. Korea-China ties: report

WASHINGTON — The Republican chair of the congressional committee on U.S.-China competition has called on Secretary of State Marco Rubio to maintain "heightened" vigilance over the warming relationship between Seoul and Beijing, which he said poses "significant risks" to the United States, a report said Wednesday. Rep. John Moolenaar (R-MI), chairman of the Select Committee on Strategic Competition Between the U.S. and the Chinese Communist Party, sent the letter, citing deepening leader-level relations between Seoul and Beijing, South Korean semiconductor investment in China and "unfair" treatment of U.S. firms in Korea compared with Chinese rivals, according to Reuters. Moolenaar portrayed South Korea as a "major American ally" but pointed out the "potential for frictions to develop into a structural shift in Seoul's alignment." He expressed concerns over what he called the "unprecedented" pace of leader-level engagement between Seoul and Beijing, noting that Chinese President Xi Jinping visited South Korea for the first time in 11 years last year, and that South Korean President Lee